Home / 66,066.84-99,066.24-26,613.36

Finding the Fourth Proportional to 66,066.84, 99,066.24 and 26,613.36

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Solution

The fourth proportional to 66,066.84, 99,066.24 and 26,613.36 is: 39,906.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,066.84 : 99,066.24 = 26,613.36 : x
  2. Step 2: Convert to fraction form
    66,066.84/99,066.24 = 26,613.36/x
  3. Step 3: Cross multiply
    66,066.84x = 99,066.24 × 26,613.36
  4. Step 4: Simplify right side
    66,066.84x = 2,636,485,508.97
  5. Step 5: Solve for x
    x = 2,636,485,508.97/66,066.84
  6. Step 6: Final answer
    x = 39,906.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.